diff --git a/.changeset/khaki-clocks-flow.md b/.changeset/khaki-clocks-flow.md
new file mode 100644
index 00000000..ffd707ac
--- /dev/null
+++ b/.changeset/khaki-clocks-flow.md
@@ -0,0 +1,6 @@
+---
+"@theoplayer/yospace-connector-web": minor
+---
+
+Added `YospaceServerSideAdInsertionConfiguration` type definition to the connector,
+superseding the type defined by the THEOplayer Web SDK.
diff --git a/yospace/src/index.ts b/yospace/src/index.ts
index f6de165a..beb02b27 100644
--- a/yospace/src/index.ts
+++ b/yospace/src/index.ts
@@ -1,4 +1,5 @@
 export * from './integration/YospaceConnector';
+export * from './integration/YospaceConfiguration';
 export { AnalyticEventObserver, SessionErrorCode } from './yospace/AnalyticEventObserver';
 export * from './yospace/AdBreak';
 export { SessionProperties } from './yospace/SessionProperties';
diff --git a/yospace/src/integration/YospaceConfiguration.ts b/yospace/src/integration/YospaceConfiguration.ts
new file mode 100644
index 00000000..22d73b03
--- /dev/null
+++ b/yospace/src/integration/YospaceConfiguration.ts
@@ -0,0 +1,32 @@
+import type { ServerSideAdInsertionConfiguration } from 'theoplayer';
+
+/**
+ * The identifier of the Yospace integration.
+ */
+export type YospaceSSAIIntegrationID = 'yospace';
+
+/**
+ * The type of the Yospace stream, represented by a value from the following list:
+ *  - `'live'`: The stream is a live stream.
+ *  - `'livepause'`: The stream is a live stream with a large DVR window.
+ *  - `'nonlinear'`: The stream is a Non-Linear Start-Over stream.
+ *  - `'vod'`: The stream is a video-on-demand stream.
+ */
+export type YospaceStreamType = 'vod' | 'live' | 'livepause' | 'nonlinear';
+
+/**
+ * Represents a configuration for server-side ad insertion with Yospace using the {@link YospaceConnector}.
+ */
+export interface YospaceServerSideAdInsertionConfiguration extends ServerSideAdInsertionConfiguration {
+    /**
+     * The identifier for the Yospace integration.
+     */
+    integration: YospaceSSAIIntegrationID;
+
+    /**
+     * The type of the requested stream.
+     *
+     * @defaultValue `'live'`
+     */
+    streamType?: YospaceStreamType;
+}
diff --git a/yospace/src/integration/YospaceConnector.ts b/yospace/src/integration/YospaceConnector.ts
index 7c9dde11..f55e8176 100644
--- a/yospace/src/integration/YospaceConnector.ts
+++ b/yospace/src/integration/YospaceConnector.ts
@@ -27,8 +27,12 @@ export class YospaceConnector implements EventDispatcher<YospaceEventMap> {
      *
      * As of THEOplayer 7.4.0, you can also set `player.source` directly instead of using this method.
      *
-     * @param sourceDescription the source that will be used to create the Yospace session.
-     * @param sessionProperties the properties that will be used set to customize the Yospace session.
+     * @param sourceDescription
+     *   The source that will be used to create the Yospace session.
+     *   This should have at least one {@link SourceDescription.sources | source} whose {@link TypedSource.ssai}
+     *   is a {@link YospaceServerSideAdInsertionConfiguration}.
+     * @param sessionProperties
+     *   The properties that will be used set to customize the Yospace session.
      * @throws `Error` if the Yospace Ad Management SDK is not available.
      * @throws `Error` if something goes wrong in setting up the session.
      */
diff --git a/yospace/src/integration/YospaceUIHandler.ts b/yospace/src/integration/YospaceUIHandler.ts
index c14d1004..addf6bb3 100644
--- a/yospace/src/integration/YospaceUIHandler.ts
+++ b/yospace/src/integration/YospaceUIHandler.ts
@@ -1,4 +1,3 @@
-import { YospaceSessionManager } from '../yospace/YospaceSessionManager';
 import { Creative, LinearCreative, NonLinearCreative } from '../yospace/AdBreak';
 
 export function stretchToParent(element: HTMLElement): void {
diff --git a/yospace/src/utils/YospaceUtils.ts b/yospace/src/utils/YospaceUtils.ts
index 65612da3..974bfd66 100644
--- a/yospace/src/utils/YospaceUtils.ts
+++ b/yospace/src/utils/YospaceUtils.ts
@@ -1,14 +1,17 @@
+import type { SourceDescription, TypedSource } from 'theoplayer';
 import type {
-    SourceDescription,
     YospaceServerSideAdInsertionConfiguration,
-    YospaceSSAIIntegrationID,
-    YospaceTypedSource
-} from 'theoplayer';
+    YospaceSSAIIntegrationID
+} from '../integration/YospaceConfiguration';
 import { implementsInterface, isTypedSource, toSources } from './SourceUtils';
 import { YospaceWindow } from '../yospace/YospaceWindow';
 
 export const YOSPACE_SSAI_INTEGRATION_ID: YospaceSSAIIntegrationID = 'yospace';
 
+export interface YospaceTypedSource extends TypedSource {
+    ssai: YospaceServerSideAdInsertionConfiguration;
+}
+
 export function isYoSpaceServerSideAdInsertionConfiguration(
     ssai: any
 ): ssai is YospaceServerSideAdInsertionConfiguration {